The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 28, 2018
Filed:
Dec. 11, 2014
Applicant:
Ntn Corporation, Osaka, JP;
Inventors:
Shingo Kono, Shizuoka, JP;
Kazuyuki Yamamoto, Shizuoka, JP;
Assignee:
NTN CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/54 (2006.01); B21D 53/12 (2006.01); B21D 53/10 (2006.01); F16C 19/30 (2006.01); F16C 19/46 (2006.01);
U.S. Cl.
CPC ...
F16C 33/546 (2013.01); B21D 53/10 (2013.01); B21D 53/12 (2013.01); F16C 19/305 (2013.01); F16C 19/463 (2013.01); F16C 33/541 (2013.01);
Abstract
A thrust roller bearing cage () is a cage () provided to a thrust roller bearing and having a plurality of pockets () that house needle rollers (). The cage () includes projections () that are formed by bending a radially outer area of the cage () inwardly along the radius and that project inwardly along the radius toward a radially outer area of the pockets () to make contact with end faces () of the rollers (). The projections () have corners () that make contact with the end faces () of the rollers (). The corners () are press-flattened.